Answer this question truthfully
### Question: What are the symptoms of Patau syndrome?
### Response: Cleft lip or palate Clenched hands (with outer fingers on top of the inner fingers) Close-set eyes -- eyes may actually fuse together into one Decreased muscle tone Extra fingers or toes (polydactyly) Hernias: umbilical hernia, inguinal hernia Hole, split, or cleft in the iris (coloboma) Low-set ears Mental retardation, severe Scalp defects (missing skin) Seizures Single palmar crease Skeletal (limb) abnormalities Small eyes Small head (microcephaly) Small lower jaw (micrognathia) Undescended testicle (cryptorchidism)